Chemistry, 04.05.2021 01:10 lamashermosa23
What two things
can the H-R
diagram tellus
about stars?
A. distance and temperature
B. distance and brightness
C. temperature and distance
D. temperature and brightness
NO Files
Answers: 2
Chemistry, 22.06.2019 04:00
Write the empirical chemical formula of calcium with a mass percent of 38.8, phosphorus with a mass percent of 20.0, and oxygen with a mass percent of 41.3.
Answers: 1
Chemistry, 22.06.2019 10:00
3. how much energy in joules is required to evaporate .0005 kg of liquid ammonia to vapor at the same temperature? 4. how much energy ( in megajoules ) is given up by .75 kg of water at 0c when it freezes to form ice at 0c? 5. explain how heat works between and at critical temperatures?
Answers: 2
Chemistry, 22.06.2019 23:30
The sum of the oxidation numbers in a neutral compound is always
Answers: 2
What two things
can the H-R
diagram tellus
about stars?
A. distance and temperat...
diagram tellus
about stars?
A. distance and temperat...
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